EP3943000A4 - Verfahren zur berechnung der fraktionalen flussreserve auf der basis von drucksensor und angiograohiebildern - Google Patents

Verfahren zur berechnung der fraktionalen flussreserve auf der basis von drucksensor und angiograohiebildern Download PDF

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Publication number
EP3943000A4
EP3943000A4 EP19920012.2A EP19920012A EP3943000A4 EP 3943000 A4 EP3943000 A4 EP 3943000A4 EP 19920012 A EP19920012 A EP 19920012A EP 3943000 A4 EP3943000 A4 EP 3943000A4
Authority
EP
European Patent Office
Prior art keywords
pressure sensor
flow reserve
fractional flow
angiography images
reserve based
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP19920012.2A
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English (en)
French (fr)
Other versions
EP3943000A1 (de
Inventor
Yunfei HUO
Guangzhi Liu
Xingyun WU
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Rainmed Medical Technology Co Ltd
Original Assignee
Suzhou Rainmed Medical Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Rainmed Medical Technology Co Ltd filed Critical Suzhou Rainmed Medical Technology Co Ltd
Publication of EP3943000A1 publication Critical patent/EP3943000A1/de
Publication of EP3943000A4 publication Critical patent/EP3943000A4/de
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/026—Measuring blood flow
    • A61B5/0275—Measuring blood flow using tracers, e.g. dye dilution
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
    • A61B5/6867—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive specially adapted to be attached or implanted in a specific body part
    • A61B5/6869—Heart
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/02007—Evaluating blood vessel condition, e.g. elasticity, compliance
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/021—Measuring pressure in heart or blood vessels
    • A61B5/0215—Measuring pressure in heart or blood vessels by means inserted into the body
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/107—Measuring physical dimensions, e.g. size of the entire body or parts thereof
    • A61B5/1075—Measuring physical dimensions, e.g. size of the entire body or parts thereof for measuring dimensions by non-invasive methods, e.g. for determining thickness of tissue layer
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
    • A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
    • A61B5/6852—Catheters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7271—Specific aspects of physiological measurement analysis
    • A61B5/7278—Artificial waveform generation or derivation, e.g. synthesising signals from measured signals
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0012—Biomedical image inspection
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/48—Diagnostic techniques
    • A61B6/481—Diagnostic techniques involving the use of contrast agents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/504—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of blood vessels, e.g. by angiography
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
    • A61M31/005—Devices for introducing or retaining media, e.g. remedies, in cavities of the body for contrast media
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing
    • G06T2207/30101—Blood vessel; Artery; Vein; Vascular
    • G06T2207/30104—Vascular flow; Blood flow; Perfusion

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Public Health (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Cardiology (AREA)
  • Physiology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Vascular Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Hematology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Quality & Reliability (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Artificial Intelligence (AREA)
  • Psychiatry (AREA)
  • Signal Processing (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
EP19920012.2A 2019-03-19 2019-05-13 Verfahren zur berechnung der fraktionalen flussreserve auf der basis von drucksensor und angiograohiebildern Pending EP3943000A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910206438.8A CN109805949B (zh) 2019-03-19 2019-03-19 基于压力传感器和造影图像计算血流储备分数的方法
PCT/CN2019/086610 WO2020186612A1 (zh) 2019-03-19 2019-05-13 基于压力传感器和造影图像计算血流储备分数的方法

Publications (2)

Publication Number Publication Date
EP3943000A1 EP3943000A1 (de) 2022-01-26
EP3943000A4 true EP3943000A4 (de) 2022-12-21

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP19920012.2A Pending EP3943000A4 (de) 2019-03-19 2019-05-13 Verfahren zur berechnung der fraktionalen flussreserve auf der basis von drucksensor und angiograohiebildern

Country Status (5)

Country Link
US (1) US11779233B2 (de)
EP (1) EP3943000A4 (de)
JP (1) JP7136493B2 (de)
CN (1) CN109805949B (de)
WO (1) WO2020186612A1 (de)

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JP7532402B2 (ja) 2019-04-01 2024-08-13 キャスワークス リミテッド 血管造影画像選択のための方法および装置
JP7260218B2 (ja) * 2019-07-31 2023-04-18 ▲蘇▼州▲潤▼▲邁▼▲徳▼医▲療▼科技有限公司 造影画像間隔時間に基づいて血流速度を補正する方法及び装置
WO2021046990A1 (zh) * 2019-09-09 2021-03-18 苏州润迈德医疗科技有限公司 基于影像和压力传感器计算微循环指标的方法装置及系统
US12039685B2 (en) 2019-09-23 2024-07-16 Cathworks Ltd. Methods, apparatus, and system for synchronization between a three-dimensional vascular model and an imaging device
CN110889896B (zh) * 2019-11-11 2024-03-22 苏州润迈德医疗科技有限公司 获取血管狭窄病变区间及三维合成方法、装置和系统
CN111084631B (zh) * 2019-12-03 2023-09-08 上海市胸科医院 一种timi心肌灌注帧数获取方法、介质及电子设备
CN113558591B (zh) * 2019-12-31 2023-10-31 深圳北芯生命科技股份有限公司 具有显影环的血管内压力测量系统
CN113487588B (zh) * 2020-03-02 2024-03-22 上海博动医疗科技股份有限公司 冠状动脉的血流速度的计算方法、装置及电子设备
CN113576439B (zh) * 2020-05-08 2023-06-13 深圳北芯生命科技股份有限公司 处理血管压力信号的主机
CN112690814B (zh) * 2020-11-06 2022-10-14 杭州阿特瑞科技有限公司 一种低误差的冠状动脉血流储备分数测量方法
CN112494019A (zh) * 2020-11-26 2021-03-16 苏州润迈德医疗科技有限公司 基于主动脉压力提取平稳压力波形的方法及存储介质
CN112494020B (zh) * 2020-11-26 2024-01-23 苏州润迈德医疗科技有限公司 获取感兴趣的主动脉压力曲线的方法及存储介质
CN112494022A (zh) * 2020-11-26 2021-03-16 苏州润迈德医疗科技有限公司 获取冠状动脉血管评价参数的方法及存储介质
CN112494021A (zh) * 2020-11-26 2021-03-16 苏州润迈德医疗科技有限公司 主动脉压力波形图像的生成方法及存储介质

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Also Published As

Publication number Publication date
WO2020186612A1 (zh) 2020-09-24
EP3943000A1 (de) 2022-01-26
JP2021527506A (ja) 2021-10-14
US20210113100A1 (en) 2021-04-22
CN109805949A (zh) 2019-05-28
US11779233B2 (en) 2023-10-10
JP7136493B2 (ja) 2022-09-13
CN109805949B (zh) 2020-05-22

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